Two professional engineers illustrate the proper care and practical benefits of cats. None of the cats, humans, or engineers were mistreated in the making of this film. They were however, slightly annoyed. T-shirts and other goodies available at: http://www.cafepress.com/engineersguide"Art Critic" music is Mozart "Requiem, Rex Tremendae" and song on ending credits is called "Sparky's New Bike" both from Shockwave-sound.com royalty free music website.